Which expression is the best estimate of the product of 7/8 and 8 1/10?

a. 0x8

b. 1x10

c. 7x8

d. 1x8

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

How do you do the foil method with polynomials?

What is the gcf of 20c^3-5c^4+30c^6